Fuse Breakout Kit - module with a fuse

Class D PAM8304 stereo digital audio amplifier module. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

Extension board with stepper motor controller based on the STSPIN820 system. Ideally suited for use, among others in 2D / 3D printers, robots, cameras. Pololu 2878

Module with 4 digital inputs and 4 digital outputs. It communicates via RS485 interface and supports Modbus RTU protocol. The board is enclosed in an industrial enclosure. MA01-AXCX4040

The RoboClaw motor controllers from Basicmicro (formerly Ion Motion Control) can control a pair of brushed DC motors using USB serial, TTL serial, RC or analog inputs. This version can supply a continuous 15 A per channel (30 A peak) and operates up to 34 V.

Class D stereo digital audio amplifier module PAM8403. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

MP3 panel for installation in the audio device. It allows you to play files in MP3 format from a USB memory or a microSD card. It has a built-in 3.5mm Jack connector with an audio output

Module with 5 V relay with a maximum switching current of 2 A. It communicates via the USB interface and does not require an additional power supply. Numato Lab USBPOWRL002

Module with adjustable voltage regulator LM317 with an output voltage in the range from 1.2 V to 37 V and a maximum current of 1.5 A

(DRI0009) 2A Motor Shield For Arduino

DC-DC Step-Up/Step-Down Converter Module. It has an input voltage of 1.4 to 16 V, an output voltage of 7.5 V and a maximum output current to 1 A. Pololu 4967

Brushless DC motor (BLDC) driver. It can operate motors powered with a voltage from 6 to 20 V with a current consumption of up to 3 A

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 12 V and a maximum input of up to 2 A. Pololu 4945

The module allows to measure the occurrence and strength of precipitation (rain), has an LM393 system and an adjustable threshold for the digital output.

The touch sensor module (touch button) can be used as a replacement for traditional mechanical buttons. It operates based on the TTP223-B system, which measures the capacity of the metal field on the module. The module has a connector in accordance with the Grove standard. Seeed studio 101020037

Module with a bistable button and blue LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-B